diff --git a/src/main/java/org/codelibs/fess/helper/QueryHelper.java b/src/main/java/org/codelibs/fess/helper/QueryHelper.java
index 3a15eee5f..54478d1f1 100644
--- a/src/main/java/org/codelibs/fess/helper/QueryHelper.java
+++ b/src/main/java/org/codelibs/fess/helper/QueryHelper.java
@@ -307,7 +307,8 @@ public class QueryHelper implements Serializable {
         final String field = wildcardQuery.getField();
         if (Constants.DEFAULT_FIELD.equals(field)) {
             context.addFieldLog(field, wildcardQuery.getTerm().text());
-            return buildDefaultQueryBuilder((f, b) -> QueryBuilders.wildcardQuery(f, wildcardQuery.getTerm().text()).boost(b));
+            return buildDefaultQueryBuilder((f, b) -> QueryBuilders.wildcardQuery(f, wildcardQuery.getTerm().text()).boost(
+                    b * wildcardQuery.getBoost()));
         } else if (isSearchField(field)) {
             context.addFieldLog(field, wildcardQuery.getTerm().text());
             return QueryBuilders.wildcardQuery(field, wildcardQuery.getTerm().text()).boost(wildcardQuery.getBoost());
@@ -315,7 +316,7 @@ public class QueryHelper implements Serializable {
             final String origQuery = wildcardQuery.getTerm().toString();
             context.addFieldLog(Constants.DEFAULT_FIELD, origQuery);
             context.addHighlightedQuery(origQuery);
-            return buildDefaultQueryBuilder((f, b) -> QueryBuilders.wildcardQuery(f, origQuery).boost(b));
+            return buildDefaultQueryBuilder((f, b) -> QueryBuilders.wildcardQuery(f, origQuery).boost(b * wildcardQuery.getBoost()));
         }
     }
 
@@ -323,7 +324,8 @@ public class QueryHelper implements Serializable {
         final String field = prefixQuery.getField();
         if (Constants.DEFAULT_FIELD.equals(field)) {
             context.addFieldLog(field, prefixQuery.getPrefix().text());
-            return buildDefaultQueryBuilder((f, b) -> QueryBuilders.prefixQuery(f, prefixQuery.getPrefix().text()).boost(b));
+            return buildDefaultQueryBuilder((f, b) -> QueryBuilders.prefixQuery(f, prefixQuery.getPrefix().text()).boost(
+                    b * prefixQuery.getBoost()));
         } else if (isSearchField(field)) {
             context.addFieldLog(field, prefixQuery.getPrefix().text());
             return QueryBuilders.prefixQuery(field, prefixQuery.getPrefix().text()).boost(prefixQuery.getBoost());
@@ -331,7 +333,7 @@ public class QueryHelper implements Serializable {
             final String origQuery = prefixQuery.getPrefix().toString();
             context.addFieldLog(Constants.DEFAULT_FIELD, origQuery);
             context.addHighlightedQuery(origQuery);
-            return buildDefaultQueryBuilder((f, b) -> QueryBuilders.prefixQuery(f, origQuery).boost(b));
+            return buildDefaultQueryBuilder((f, b) -> QueryBuilders.prefixQuery(f, origQuery).boost(b * prefixQuery.getBoost()));
         }
     }
 
@@ -342,7 +344,7 @@ public class QueryHelper implements Serializable {
         if (Constants.DEFAULT_FIELD.equals(field)) {
             context.addFieldLog(field, term.text());
             return buildDefaultQueryBuilder((f, b) -> QueryBuilders.fuzzyQuery(f, term.text())
-                    .fuzziness(Fuzziness.fromEdits(fuzzyQuery.getMaxEdits())).boost(b));
+                    .fuzziness(Fuzziness.fromEdits(fuzzyQuery.getMaxEdits())).boost(b * fuzzyQuery.getBoost()));
         } else if (isSearchField(field)) {
             context.addFieldLog(field, term.text());
             return QueryBuilders.fuzzyQuery(field, term.text()).boost(fuzzyQuery.getBoost())
@@ -352,7 +354,7 @@ public class QueryHelper implements Serializable {
             context.addFieldLog(Constants.DEFAULT_FIELD, origQuery);
             context.addHighlightedQuery(origQuery);
             return buildDefaultQueryBuilder((f, b) -> QueryBuilders.fuzzyQuery(f, origQuery)
-                    .fuzziness(Fuzziness.fromEdits(fuzzyQuery.getMaxEdits())).boost(b));
+                    .fuzziness(Fuzziness.fromEdits(fuzzyQuery.getMaxEdits())).boost(b * fuzzyQuery.getBoost()));
         }
     }
 
@@ -395,7 +397,7 @@ public class QueryHelper implements Serializable {
         } else if (Constants.DEFAULT_FIELD.equals(field)) {
             context.addFieldLog(field, text);
             context.addHighlightedQuery(text);
-            return buildDefaultQueryBuilder((f, b) -> QueryBuilders.matchPhraseQuery(f, text).boost(b));
+            return buildDefaultQueryBuilder((f, b) -> QueryBuilders.matchPhraseQuery(f, text).boost(b * termQuery.getBoost()));
         } else if ("sort".equals(field)) {
             final String[] values = text.split("\\.");
             if (values.length > 2) {
@@ -430,7 +432,7 @@ public class QueryHelper implements Serializable {
             final String origQuery = termQuery.toString();
             context.addFieldLog(Constants.DEFAULT_FIELD, origQuery);
             context.addHighlightedQuery(origQuery);
-            return buildDefaultQueryBuilder((f, b) -> QueryBuilders.matchPhraseQuery(f, origQuery).boost(b));
+            return buildDefaultQueryBuilder((f, b) -> QueryBuilders.matchPhraseQuery(f, origQuery).boost(b * termQuery.getBoost()));
         }
     }
 
@@ -445,7 +447,7 @@ public class QueryHelper implements Serializable {
         final String text = String.join(" ", texts);
         context.addFieldLog(field, text);
         StreamUtil.of(texts).forEach(t -> context.addHighlightedQuery(t));
-        return buildDefaultQueryBuilder((f, b) -> QueryBuilders.matchPhraseQuery(f, text).boost(b));
+        return buildDefaultQueryBuilder((f, b) -> QueryBuilders.matchPhraseQuery(f, text).boost(b * query.getBoost()));
     }
 
     private boolean isSearchField(final String field) {